(function(){function Diagram(){this.title=undefined;this.actors=[];this.signals=[]}Diagram.prototype.getActor=function(alias){var s=/^(.+) as (\S+)$/i.exec(alias.trim());if(s){name=s[1].trim();alias=s[2].trim()}else{name=alias.trim()}name=name.replace(/\\n/gm,"\n");var i,actors=this.actors;for(i in actors){if(actors[i].alias==alias){return actors[i]}}i=actors.push(new Diagram.Actor(alias,name,actors.length));return actors[i-1]};Diagram.prototype.setTitle=function(title){this.title=title};Diagram.prototype.addSignal=function(signal){this.signals.push(signal)};Diagram.Actor=function(alias,name,index){this.alias=alias;this.name=name;this.index=index};Diagram.Signal=function(actorA,signaltype,actorB,message){this.type="Signal";this.actorA=actorA;this.actorB=actorB;this.linetype=signaltype&3;this.arrowtype=(signaltype>>2)&3;this.message=message};Diagram.Signal.prototype.isSelf=function(){return this.actorA.index==this.actorB.index};Diagram.Note=function(actor,placement,message){this.type="Note";this.actor=actor;this.placement=placement;this.message=message;if(this.hasManyActors()&&actor[0]==actor[1]){throw new Error("Note should be over two different actors")}};Diagram.Note.prototype.hasManyActors=function(){return _.isArray(this.actor)};Diagram.LINETYPE={SOLID:0,DOTTED:1};Diagram.ARROWTYPE={FILLED:0,OPEN:1};Diagram.PLACEMENT={LEFTOF:0,RIGHTOF:1,OVER:2};var grammar=(function(){var parser={trace:function trace(){},yy:{},symbols_:{"error":2,"start":3,"document":4,"EOF":5,"line":6,"statement":7,"NL":8,"participant":9,"actor":10,"signal":11,"note_statement":12,"title":13,"message":14,"note":15,"placement":16,"over":17,"actor_pair":18,",":19,"left_of":20,"right_of":21,"signaltype":22,"ACTOR":23,"linetype":24,"arrowtype":25,"LINE":26,"DOTLINE":27,"ARROW":28,"OPENARROW":29,"MESSAGE":30,"$accept":0,"$end":1},terminals_:{2:"error",5:"EOF",8:"NL",9:"participant",13:"title",15:"note",17:"over",19:",",20:"left_of",21:"right_of",23:"ACTOR",26:"LINE",27:"DOTLINE",28:"ARROW",29:"OPENARROW",30:"MESSAGE"},productions_:[0,[3,2],[4,0],[4,2],[6,1],[6,1],[7,2],[7,1],[7,1],[7,2],[12,4],[12,4],[18,1],[18,3],[16,1],[16,1],[11,4],[10,1],[22,2],[22,1],[24,1],[24,1],[25,1],[25,1],[14,1]],performAction:function anonymous(yytext,yyleng,yylineno,yy,yystate,$$,_$){var $0=$$.length-1;switch(yystate){case 1:return yy;break;case 4:break;case 6:$$[$0];break;case 7:yy.addSignal($$[$0]);break;case 8:yy.addSignal($$[$0]);break;case 9:yy.setTitle($$[$0]);break;case 10:this.$=new Diagram.Note($$[$0-1],$$[$0-2],$$[$0]);break;case 11:this.$=new Diagram.Note($$[$0-1],Diagram.PLACEMENT.OVER,$$[$0]);break;case 12:this.$=$$[$0];break;case 13:this.$=[$$[$0-2],$$[$0]];break;case 14:this.$=Diagram.PLACEMENT.LEFTOF;break;case 15:this.$=Diagram.PLACEMENT.RIGHTOF;break;case 16:this.$=new Diagram.Signal($$[$0-3],$$[$0-2],$$[$0-1],$$[$0]);break;case 17:this.$=yy.getActor($$[$0]);break;case 18:this.$=$$[$0-1]|($$[$0]<<2);break;case 19:this.$=$$[$0];break;case 20:this.$=Diagram.LINETYPE.SOLID;break;case 21:this.$=Diagram.LINETYPE.DOTTED;break;case 22:this.$=Diagram.ARROWTYPE.FILLED;break;case 23:this.$=Diagram.ARROWTYPE.OPEN;break;case 24:this.$=$$[$0].substring(1).trim().replace(/\\n/gm,"\n");break}},table:[{3:1,4:2,5:[2,2],8:[2,2],9:[2,2],13:[2,2],15:[2,2],23:[2,2]},{1:[3]},{5:[1,3],6:4,7:5,8:[1,6],9:[1,7],10:11,11:8,12:9,13:[1,10],15:[1,12],23:[1,13]},{1:[2,1]},{5:[2,3],8:[2,3],9:[2,3],13:[2,3],15:[2,3],23:[2,3]},{5:[2,4],8:[2,4],9:[2,4],13:[2,4],15:[2,4],23:[2,4]},{5:[2,5],8:[2,5],9:[2,5],13:[2,5],15:[2,5],23:[2,5]},{10:14,23:[1,13]},{5:[2,7],8:[2,7],9:[2,7],13:[2,7],15:[2,7],23:[2,7]},{5:[2,8],8:[2,8],9:[2,8],13:[2,8],15:[2,8],23:[2,8]},{14:15,30:[1,16]},{22:17,24:18,26:[1,19],27:[1,20]},{16:21,17:[1,22],20:[1,23],21:[1,24]},{5:[2,17],8:[2,17],9:[2,17],13:[2,17],15:[2,17],19:[2,17],23:[2,17],26:[2,17],27:[2,17],30:[2,17]},{5:[2,6],8:[2,6],9:[2,6],13:[2,6],15:[2,6],23:[2,6]},{5:[2,9],8:[2,9],9:[2,9],13:[2,9],15:[2,9],23:[2,9]},{5:[2,24],8:[2,24],9:[2,24],13:[2,24],15:[2,24],23:[2,24]},{10:25,23:[1,13]},{23:[2,19],25:26,28:[1,27],29:[1,28]},{23:[2,20],28:[2,20],29:[2,20]},{23:[2,21],28:[2,21],29:[2,21]},{10:29,23:[1,13]},{10:31,18:30,23:[1,13]},{23:[2,14]},{23:[2,15]},{14:32,30:[1,16]},{23:[2,18]},{23:[2,22]},{23:[2,23]},{14:33,30:[1,16]},{14:34,30:[1,16]},{19:[1,35],30:[2,12]},{5:[2,16],8:[2,16],9:[2,16],13:[2,16],15:[2,16],23:[2,16]},{5:[2,10],8:[2,10],9:[2,10],13:[2,10],15:[2,10],23:[2,10]},{5:[2,11],8:[2,11],9:[2,11],13:[2,11],15:[2,11],23:[2,11]},{10:36,23:[1,13]},{30:[2,13]}],defaultActions:{3:[2,1],23:[2,14],24:[2,15],26:[2,18],27:[2,22],28:[2,23],36:[2,13]},parseError:function parseError(str,hash){if(hash.recoverable){this.trace(str)}else{throw new Error(str)}},parse:function parse(input){var self=this,stack=[0],vstack=[null],lstack=[],table=this.table,yytext="",yylineno=0,yyleng=0,recovering=0,TERROR=2,EOF=1;this.lexer.setInput(input);this.lexer.yy=this.yy;this.yy.lexer=this.lexer;this.yy.parser=this;if(typeof this.lexer.yylloc=="undefined"){this.lexer.yylloc={}
}var yyloc=this.lexer.yylloc;lstack.push(yyloc);var ranges=this.lexer.options&&this.lexer.options.ranges;if(typeof this.yy.parseError==="function"){this.parseError=this.yy.parseError}else{this.parseError=Object.getPrototypeOf(this).parseError}function popStack(n){stack.length=stack.length-2*n;vstack.length=vstack.length-n;lstack.length=lstack.length-n}function lex(){var token;token=self.lexer.lex()||EOF;if(typeof token!=="number"){token=self.symbols_[token]||token}return token}var symbol,preErrorSymbol,state,action,a,r,yyval={},p,len,newState,expected;while(true){state=stack[stack.length-1];if(this.defaultActions[state]){action=this.defaultActions[state]}else{if(symbol===null||typeof symbol=="undefined"){symbol=lex()}action=table[state]&&table[state][symbol]}if(typeof action==="undefined"||!action.length||!action[0]){var errStr="";expected=[];for(p in table[state]){if(this.terminals_[p]&&p>TERROR){expected.push("'"+this.terminals_[p]+"'")}}if(this.lexer.showPosition){errStr="Parse error on line "+(yylineno+1)+":\n"+this.lexer.showPosition()+"\nExpecting "+expected.join(", ")+", got '"+(this.terminals_[symbol]||symbol)+"'"}else{errStr="Parse error on line "+(yylineno+1)+": Unexpected "+(symbol==EOF?"end of input":"'"+(this.terminals_[symbol]||symbol)+"'")}this.parseError(errStr,{text:this.lexer.match,token:this.terminals_[symbol]||symbol,line:this.lexer.yylineno,loc:yyloc,expected:expected})}if(action[0] instanceof Array&&action.length>1){throw new Error("Parse Error: multiple actions possible at state: "+state+", token: "+symbol)}switch(action[0]){case 1:stack.push(symbol);vstack.push(this.lexer.yytext);lstack.push(this.lexer.yylloc);stack.push(action[1]);symbol=null;if(!preErrorSymbol){yyleng=this.lexer.yyleng;yytext=this.lexer.yytext;yylineno=this.lexer.yylineno;yyloc=this.lexer.yylloc;if(recovering>0){recovering--}}else{symbol=preErrorSymbol;preErrorSymbol=null}break;case 2:len=this.productions_[action[1]][1];yyval.$=vstack[vstack.length-len];yyval._$={first_line:lstack[lstack.length-(len||1)].first_line,last_line:lstack[lstack.length-1].last_line,first_column:lstack[lstack.length-(len||1)].first_column,last_column:lstack[lstack.length-1].last_column};if(ranges){yyval._$.range=[lstack[lstack.length-(len||1)].range[0],lstack[lstack.length-1].range[1]]}r=this.performAction.call(yyval,yytext,yyleng,yylineno,this.yy,action[1],vstack,lstack);if(typeof r!=="undefined"){return r}if(len){stack=stack.slice(0,-1*len*2);vstack=vstack.slice(0,-1*len);lstack=lstack.slice(0,-1*len)}stack.push(this.productions_[action[1]][0]);vstack.push(yyval.$);lstack.push(yyval._$);newState=table[stack[stack.length-2]][stack[stack.length-1]];stack.push(newState);break;case 3:return true}}return true}};var lexer=(function(){var lexer={EOF:1,parseError:function parseError(str,hash){if(this.yy.parser){this.yy.parser.parseError(str,hash)}else{throw new Error(str)}},setInput:function(input){this._input=input;this._more=this._backtrack=this.done=false;this.yylineno=this.yyleng=0;this.yytext=this.matched=this.match="";this.conditionStack=["INITIAL"];this.yylloc={first_line:1,first_column:0,last_line:1,last_column:0};if(this.options.ranges){this.yylloc.range=[0,0]}this.offset=0;return this},input:function(){var ch=this._input[0];this.yytext+=ch;this.yyleng++;this.offset++;this.match+=ch;this.matched+=ch;var lines=ch.match(/(?:\r\n?|\n).*/g);if(lines){this.yylineno++;this.yylloc.last_line++}else{this.yylloc.last_column++}if(this.options.ranges){this.yylloc.range[1]++}this._input=this._input.slice(1);return ch},unput:function(ch){var len=ch.length;var lines=ch.split(/(?:\r\n?|\n)/g);this._input=ch+this._input;this.yytext=this.yytext.substr(0,this.yytext.length-len-1);this.offset-=len;var oldLines=this.match.split(/(?:\r\n?|\n)/g);this.match=this.match.substr(0,this.match.length-1);this.matched=this.matched.substr(0,this.matched.length-1);if(lines.length-1){this.yylineno-=lines.length-1}var r=this.yylloc.range;this.yylloc={first_line:this.yylloc.first_line,last_line:this.yylineno+1,first_column:this.yylloc.first_column,last_column:lines?(lines.length===oldLines.length?this.yylloc.first_column:0)+oldLines[oldLines.length-lines.length].length-lines[0].length:this.yylloc.first_column-len};if(this.options.ranges){this.yylloc.range=[r[0],r[0]+this.yyleng-len]}this.yyleng=this.yytext.length;return this},more:function(){this._more=true;return this},reject:function(){if(this.options.backtrack_lexer){this._backtrack=true}else{return this.parseError("Lexical error on line "+(this.yylineno+1)+". You can only invoke reject() in the lexer when the lexer is of the backtracking persuasion (options.backtrack_lexer = true).\n"+this.showPosition(),{text:"",token:null,line:this.yylineno})}return this},less:function(n){this.unput(this.match.slice(n))},pastInput:function(){var past=this.matched.substr(0,this.matched.length-this.match.length);return(past.length>20?"...":"")+past.substr(-20).replace(/\n/g,"")},upcomingInput:function(){var next=this.match;if(next.length<20){next+=this._input.substr(0,20-next.length)
}return(next.substr(0,20)+(next.length>20?"...":"")).replace(/\n/g,"")},showPosition:function(){var pre=this.pastInput();var c=new Array(pre.length+1).join("-");return pre+this.upcomingInput()+"\n"+c+"^"},test_match:function(match,indexed_rule){var token,lines,backup;if(this.options.backtrack_lexer){backup={yylineno:this.yylineno,yylloc:{first_line:this.yylloc.first_line,last_line:this.last_line,first_column:this.yylloc.first_column,last_column:this.yylloc.last_column},yytext:this.yytext,match:this.match,matches:this.matches,matched:this.matched,yyleng:this.yyleng,offset:this.offset,_more:this._more,_input:this._input,yy:this.yy,conditionStack:this.conditionStack.slice(0),done:this.done};if(this.options.ranges){backup.yylloc.range=this.yylloc.range.slice(0)}}lines=match[0].match(/(?:\r\n?|\n).*/g);if(lines){this.yylineno+=lines.length}this.yylloc={first_line:this.yylloc.last_line,last_line:this.yylineno+1,first_column:this.yylloc.last_column,last_column:lines?lines[lines.length-1].length-lines[lines.length-1].match(/\r?\n?/)[0].length:this.yylloc.last_column+match[0].length};this.yytext+=match[0];this.match+=match[0];this.matches=match;this.yyleng=this.yytext.length;if(this.options.ranges){this.yylloc.range=[this.offset,this.offset+=this.yyleng]}this._more=false;this._backtrack=false;this._input=this._input.slice(match[0].length);this.matched+=match[0];token=this.performAction.call(this,this.yy,this,indexed_rule,this.conditionStack[this.conditionStack.length-1]);if(this.done&&this._input){this.done=false}if(token){return token}else{if(this._backtrack){for(var k in backup){this[k]=backup[k]}return false}}return false},next:function(){if(this.done){return this.EOF}if(!this._input){this.done=true}var token,match,tempMatch,index;if(!this._more){this.yytext="";this.match=""}var rules=this._currentRules();for(var i=0;i<rules.length;i++){tempMatch=this._input.match(this.rules[rules[i]]);if(tempMatch&&(!match||tempMatch[0].length>match[0].length)){match=tempMatch;index=i;if(this.options.backtrack_lexer){token=this.test_match(tempMatch,rules[i]);if(token!==false){return token}else{if(this._backtrack){match=false;continue}else{return false}}}else{if(!this.options.flex){break}}}}if(match){token=this.test_match(match,rules[index]);if(token!==false){return token}return false}if(this._input===""){return this.EOF}else{return this.parseError("Lexical error on line "+(this.yylineno+1)+". Unrecognized text.\n"+this.showPosition(),{text:"",token:null,line:this.yylineno})}},lex:function lex(){var r=this.next();if(r){return r}else{return this.lex()}},begin:function begin(condition){this.conditionStack.push(condition)},popState:function popState(){var n=this.conditionStack.length-1;if(n>0){return this.conditionStack.pop()}else{return this.conditionStack[0]}},_currentRules:function _currentRules(){if(this.conditionStack.length&&this.conditionStack[this.conditionStack.length-1]){return this.conditions[this.conditionStack[this.conditionStack.length-1]].rules}else{return this.conditions["INITIAL"].rules}},topState:function topState(n){n=this.conditionStack.length-1-Math.abs(n||0);if(n>=0){return this.conditionStack[n]}else{return"INITIAL"}},pushState:function pushState(condition){this.begin(condition)},stateStackSize:function stateStackSize(){return this.conditionStack.length},options:{"case-insensitive":true},performAction:function anonymous(yy,yy_,$avoiding_name_collisions,YY_START){var YYSTATE=YY_START;switch($avoiding_name_collisions){case 0:return 8;break;case 1:break;case 2:break;case 3:return 9;break;case 4:return 20;break;case 5:return 21;break;case 6:return 17;break;case 7:return 15;break;case 8:return 13;break;case 9:return 19;break;case 10:return 23;break;case 11:return 27;break;case 12:return 26;break;case 13:return 29;break;case 14:return 28;break;case 15:return 30;break;case 16:return 5;break;case 17:return"INVALID";break}},rules:[/^(?:[\n]+)/i,/^(?:\s+)/i,/^(?:#[^\n]*)/i,/^(?:participant\b)/i,/^(?:left of\b)/i,/^(?:right of\b)/i,/^(?:over\b)/i,/^(?:note\b)/i,/^(?:title\b)/i,/^(?:,)/i,/^(?:[^\->:\n,]+)/i,/^(?:--)/i,/^(?:-)/i,/^(?:>>)/i,/^(?:>)/i,/^(?:[^#\n]+)/i,/^(?:$)/i,/^(?:.)/i],conditions:{"INITIAL":{"rules":[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17],"inclusive":true}}};return lexer})();parser.lexer=lexer;function Parser(){this.yy={}}Parser.prototype=parser;parser.Parser=Parser;return new Parser})();if(typeof require!=="undefined"&&typeof exports!=="undefined"){exports.parser=grammar;exports.Parser=grammar.Parser;exports.parse=function(){return grammar.parse.apply(grammar,arguments)};exports.main=function commonjsMain(args){if(!args[1]){console.log("Usage: "+args[0]+" FILE");process.exit(1)}var source=require("fs").readFileSync(require("path").normalize(args[1]),"utf8");return exports.parser.parse(source)};if(typeof module!=="undefined"&&require.main===module){exports.main(process.argv.slice(1))}}function ParseError(message,hash){_.extend(this,hash);this.name="ParseError";this.message=(message||"")}ParseError.prototype=new Error();
Diagram.ParseError=ParseError;grammar.parseError=function(message,hash){throw new ParseError(message,hash)};Diagram.parse=function(input){grammar.yy=new Diagram();return grammar.parse(input)};this.Diagram=Diagram}).call(this);